Winter quarters of telegraphic and photographic departments, attached to headquarters Army Potomac, April, 1864

View of bombproof tents occupied by U.S. colored troops in front of Petersburg, Va., August 7, 1864

Rear view of winter quarters of telegraphic and photographic departments, attached to headquarters Army Potomac, April, '64

Commissary department, headquarters Army Potomac, April, 1864

Camp of Union soldiers on the line in front of Petersburg, Va., August 10, 1864

Camp life in front of Petersburg during the dog days

Bombproof kitchen and tents on front line in front of Petersburg, August 10, 1864

A bombproof shelter for the soldiers during the seige of Petersburg, August 10, 1864

A Breakfast party at headquarters, Army Potomac, April, 1864